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OpenAdvisories
High · 7.5 CVE-2022-43572 EUVD-2022-46568GHSA-9x3h-hpx6-h3hp

Indexing blockage via malformed data sent through S2S or HEC protocols in Splunk Enterprise

Published Nov 4, 2022 · Updated May 1, 2025 · Assigned by Splunk

Description

In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.

Affected products

VendorProductAffectedFixed
Splunk Splunk Enterprise 8.1 – < 8.1.12, 8.2 – < 8.2.9, 9.0 – < 9.0.2 8.1.12

Advisories 1

References